In 2410 S'taass again represented the Empire, this time at an international summit on the Undine held in the Jenolan Dyson sphere by Rear AdmiralTuvok. S'taass said that the Empire had long known of the Undine threat and that the Federation had done nothing, only caring now because their interests were directly threatened. Ambassador Jiro Sugihara attempted to dispute the point but was interrupted by Captain Va'Kel Shon of the USS Enterprise, who admitted that the Federation had made a mistake. S'taass was astonished. (STOmission: "Surface Tension")